this post was submitted on 06 Aug 2024
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116
NREL Researchers Pave the Way for Carbon-Negative Concrete (www.nrel.gov)
submitted 3 months ago by ArtikBanana@lemmy.dbzer0.com to c/technology@lemmy.world
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[–] NOT_RICK@lemmy.world 0 points 3 months ago (1 children)

Isn’t the formula for Roman concrete unknown? I’m wondering how they can tell it is carbon negative

[–] hamsterkill@lemmy.sdf.org 5 points 3 months ago* (last edited 3 months ago) (1 children)

Isn’t the formula for Roman concrete unknown?

Yes, though a lot of research has been done to figure out its most important properties. A secret of its durability was just figured out last year. https://news.mit.edu/2023/roman-concrete-durability-lime-casts-0106

[–] NOT_RICK@lemmy.world 2 points 3 months ago

Interesting, thanks for sharing